/Engine/Plugins/Runtime/RigVM/Source/RigVM/Public/RigVMStringUtils.h
Splits a NodePath at the start, so for example "CollapseNodeA|CollapseNodeB|CollapseNodeC" becomes "CollapseNodeA" and "CollapseNodeB|CollapseNodeC".
namespace RigVMStringUtils { bool RigVMStringUtils::SplitNodePathAtStart ( const [FString](API\Runtime\Core\Containers\FString) & InNodePath, [FString](API\Runtime\Core\Containers\FString) & LeftMost, [FString](API\Runtime\Core\Containers\FString) & Right ) }